Unscramble Stffsin

What is the meaning of word stffsin unscrambled?

What 7 letter words can be made from letters S T F F S I N:

Make more words by adding or removing letters

How many 6 letter words can you make from letters S T F F S I N?

1. sniffs - Definition of sniffs

2. stiffs - Definition of stiffs

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter S and unscrambling tffsin
2) Removing the letter T and unscrambling sffsin
3) Removing the letter F and unscrambling stfsin
4) Removing the letter F and unscrambling stfsin
5) Removing the letter S and unscrambling stffin
6) Removing the letter I and unscrambling stffsn
7) Removing the letter N and unscrambling stffsi

More anagrams containing the letters S T F F S I N
stffsni stfifns tnsffis fnifsts